发明名称 |
DATA DISPLAY |
摘要 |
<p>A display system which is used as the input-output terminal of a data processing system which may be used for concurrent processing of application. Each application may have a viewport on the display screen and viewports may overlap. In order to write to low priority viewports without disturbing data displayed in those of a higher priority a mask buffer is used to prevent overwritting of high priority viewports.</p> |
申请公布号 |
JPS60130795(A) |
申请公布日期 |
1985.07.12 |
申请号 |
JP19840195885 |
申请日期 |
1984.09.20 |
申请人 |
INTERN BUSINESS MACHINES CORP |
发明人 |
ARAN EI IMUPII;KORIN BUI PAUERU;JIYON SHIMONZU |
分类号 |
G09G5/377;G06F3/048;G06F3/14;G09G5/14 |
主分类号 |
G09G5/377 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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